What is the X in X-mas?
erected in the Champ-de-Mars for the Paris Universal Exposition of 1889; at 984.25 feet the world's tallest structure at the time. Designed by French engineer Alexandre Gustave Eiffel (1832-1923).
An iron structure that dominates the skyline of Paris. When it was built in the nineteenth century, it was the tallest freestanding structure in the world.
Note: The Eiffel Tower, because of its distinctive shape, has become a symbol of Paris.